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Finding the Fourth Proportional to 114,065.55, 157,336.32 and 73,164.93

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Solution

The fourth proportional to 114,065.55, 157,336.32 and 73,164.93 is: 100,920.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,065.55 : 157,336.32 = 73,164.93 : x
  2. Step 2: Convert to fraction form
    114,065.55/157,336.32 = 73,164.93/x
  3. Step 3: Cross multiply
    114,065.55x = 157,336.32 × 73,164.93
  4. Step 4: Simplify right side
    114,065.55x = 11,511,500,839.26
  5. Step 5: Solve for x
    x = 11,511,500,839.26/114,065.55
  6. Step 6: Final answer
    x = 100,920.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.